Finding the Fourth Proportional to 127,356,139.86, 191,015,547.39 and 62,642,574.42

Step by Step Solution

1. Step 1: Write the proportion equation
   127,356,139.86 : 191,015,547.39 = 62,642,574.42 : x
2. Step 2: Convert to fraction form
   127,356,139.86/191,015,547.39 = 62,642,574.42/x
3. Step 3: Cross multiply
   127,356,139.86x = 191,015,547.39 × 62,642,574.42
4. Step 4: Simplify right side
   127,356,139.86x = 11,965,705,642,755,112
5. Step 5: Solve for x
   x = 11,965,705,642,755,112/127,356,139.86
6. Step 6: Final answer
   x = 93,954,682.17