Finding the Third Proportional to 134,587.50 and 291,468

Step by Step Solution

1. Step 1: Write the proportion equation
   134,587.50 : 291,468 = 291,468 : x
2. Step 2: Convert to fraction form
   134,587.50/291,468 = 291,468/x
3. Step 3: Cross multiply
   134,587.50x = 291,468 × 291,468
4. Step 4: Simplify right side
   134,587.50x = 84,953,595,024
5. Step 5: Solve for x
   x = 84,953,595,024/134,587.50
6. Step 6: Final answer
   x = 631,214.60