Finding the Fourth Proportional to 38,708,142.52, 58,063,471.34 and 11,412,146.28

Step by Step Solution

1. Step 1: Write the proportion equation
   38,708,142.52 : 58,063,471.34 = 11,412,146.28 : x
2. Step 2: Convert to fraction form
   38,708,142.52/58,063,471.34 = 11,412,146.28/x
3. Step 3: Cross multiply
   38,708,142.52x = 58,063,471.34 × 11,412,146.28
4. Step 4: Simplify right side
   38,708,142.52x = 662,628,828,456,667.62
5. Step 5: Solve for x
   x = 662,628,828,456,667.62/38,708,142.52
6. Step 6: Final answer
   x = 17,118,590.18