Finding the Fourth Proportional to 141,978,863, 212,991,826.62 and 49,838,693.96

Step by Step Solution

1. Step 1: Write the proportion equation
   141,978,863 : 212,991,826.62 = 49,838,693.96 : x
2. Step 2: Convert to fraction form
   141,978,863/212,991,826.62 = 49,838,693.96/x
3. Step 3: Cross multiply
   141,978,863x = 212,991,826.62 × 49,838,693.96
4. Step 4: Simplify right side
   141,978,863x = 10,615,234,462,895,562
5. Step 5: Solve for x
   x = 10,615,234,462,895,562/141,978,863
6. Step 6: Final answer
   x = 74,766,301.40