Finding the Third Proportional to 124,351.45 and 292,300.52

Step by Step Solution

1. Step 1: Write the proportion equation
   124,351.45 : 292,300.52 = 292,300.52 : x
2. Step 2: Convert to fraction form
   124,351.45/292,300.52 = 292,300.52/x
3. Step 3: Cross multiply
   124,351.45x = 292,300.52 × 292,300.52
4. Step 4: Simplify right side
   124,351.45x = 85,439,596,001.84
5. Step 5: Solve for x
   x = 85,439,596,001.84/124,351.45
6. Step 6: Final answer
   x = 687,081.61