Finding the Fourth Proportional to 202,377,978.87, 279,281,704.28 and 109,558,486.71

Step by Step Solution

1. Step 1: Write the proportion equation
   202,377,978.87 : 279,281,704.28 = 109,558,486.71 : x
2. Step 2: Convert to fraction form
   202,377,978.87/279,281,704.28 = 109,558,486.71/x
3. Step 3: Cross multiply
   202,377,978.87x = 279,281,704.28 × 109,558,486.71
4. Step 4: Simplify right side
   202,377,978.87x = 30,597,680,886,158,732
5. Step 5: Solve for x
   x = 30,597,680,886,158,732/202,377,978.87
6. Step 6: Final answer
   x = 151,190,762.24