Finding the Third Proportional to 102,087,784 and 156,916,238

Step by Step Solution

1. Step 1: Write the proportion equation
   102,087,784 : 156,916,238 = 156,916,238 : x
2. Step 2: Convert to fraction form
   102,087,784/156,916,238 = 156,916,238/x
3. Step 3: Cross multiply
   102,087,784x = 156,916,238 × 156,916,238
4. Step 4: Simplify right side
   102,087,784x = 24,622,705,748,072,644
5. Step 5: Solve for x
   x = 24,622,705,748,072,644/102,087,784
6. Step 6: Final answer
   x = 241,191,499.94