Finding the Fourth Proportional to 162,761,329.58, 242,911,995.62 and 147,053,123.82

Step by Step Solution

1. Step 1: Write the proportion equation
   162,761,329.58 : 242,911,995.62 = 147,053,123.82 : x
2. Step 2: Convert to fraction form
   162,761,329.58/242,911,995.62 = 147,053,123.82/x
3. Step 3: Cross multiply
   162,761,329.58x = 242,911,995.62 × 147,053,123.82
4. Step 4: Simplify right side
   162,761,329.58x = 35,720,967,768,535,892
5. Step 5: Solve for x
   x = 35,720,967,768,535,892/162,761,329.58
6. Step 6: Final answer
   x = 219,468,394.99