Finding the Third Proportional to 174,820.50 and 375,129

Step by Step Solution

1. Step 1: Write the proportion equation
   174,820.50 : 375,129 = 375,129 : x
2. Step 2: Convert to fraction form
   174,820.50/375,129 = 375,129/x
3. Step 3: Cross multiply
   174,820.50x = 375,129 × 375,129
4. Step 4: Simplify right side
   174,820.50x = 140,721,766,641
5. Step 5: Solve for x
   x = 140,721,766,641/174,820.50
6. Step 6: Final answer
   x = 804,950.03