Finding the Fourth Proportional to 105,887,467.70, 147,940,123.90 and 105,887,467.70

Step by Step Solution

1. Step 1: Write the proportion equation
   105,887,467.70 : 147,940,123.90 = 105,887,467.70 : x
2. Step 2: Convert to fraction form
   105,887,467.70/147,940,123.90 = 105,887,467.70/x
3. Step 3: Cross multiply
   105,887,467.70x = 147,940,123.90 × 105,887,467.70
4. Step 4: Simplify right side
   105,887,467.70x = 15,665,005,090,995,250
5. Step 5: Solve for x
   x = 15,665,005,090,995,250/105,887,467.70
6. Step 6: Final answer
   x = 147,940,123.90