Finding the Fourth Proportional to 202,672,897.89, 279,689,011.23 and 109,853,468.61

Step by Step Solution

1. Step 1: Write the proportion equation
   202,672,897.89 : 279,689,011.23 = 109,853,468.61 : x
2. Step 2: Convert to fraction form
   202,672,897.89/279,689,011.23 = 109,853,468.61/x
3. Step 3: Cross multiply
   202,672,897.89x = 279,689,011.23 × 109,853,468.61
4. Step 4: Simplify right side
   202,672,897.89x = 30,724,808,016,821,964
5. Step 5: Solve for x
   x = 30,724,808,016,821,964/202,672,897.89
6. Step 6: Final answer
   x = 151,598,010.07