Finding the Fourth Proportional to 101,377,274.20, 152,067,155.46 and 67,053,388.12

Step by Step Solution

1. Step 1: Write the proportion equation
   101,377,274.20 : 152,067,155.46 = 67,053,388.12 : x
2. Step 2: Convert to fraction form
   101,377,274.20/152,067,155.46 = 67,053,388.12/x
3. Step 3: Cross multiply
   101,377,274.20x = 152,067,155.46 × 67,053,388.12
4. Step 4: Simplify right side
   101,377,274.20x = 10,196,617,995,363,758
5. Step 5: Solve for x
   x = 10,196,617,995,363,758/101,377,274.20
6. Step 6: Final answer
   x = 100,580,905.10