Finding the Third Proportional to 87,887,341.50 and 185,739,180

Step by Step Solution

1. Step 1: Write the proportion equation
   87,887,341.50 : 185,739,180 = 185,739,180 : x
2. Step 2: Convert to fraction form
   87,887,341.50/185,739,180 = 185,739,180/x
3. Step 3: Cross multiply
   87,887,341.50x = 185,739,180 × 185,739,180
4. Step 4: Simplify right side
   87,887,341.50x = 34,499,042,987,072,400
5. Step 5: Solve for x
   x = 34,499,042,987,072,400/87,887,341.50
6. Step 6: Final answer
   x = 392,537,109.42