Finding the Fourth Proportional to 19,918,251,300.52, 29,877,505,374.15 and 7,967,502,042.82

Step by Step Solution

1. Step 1: Write the proportion equation
   19,918,251,300.52 : 29,877,505,374.15 = 7,967,502,042.82 : x
2. Step 2: Convert to fraction form
   19,918,251,300.52/29,877,505,374.15 = 7,967,502,042.82/x
3. Step 3: Cross multiply
   19,918,251,300.52x = 29,877,505,374.15 × 7,967,502,042.82
4. Step 4: Simplify right side
   19,918,251,300.52x = 238,049,085,102,905,655,296
5. Step 5: Solve for x
   x = 238,049,085,102,905,655,296/19,918,251,300.52
6. Step 6: Final answer
   x = 11,951,304,434.88