Finding the Third Proportional to 42,352.13 and 56,461.83

Step by Step Solution

1. Step 1: Write the proportion equation
   42,352.13 : 56,461.83 = 56,461.83 : x
2. Step 2: Convert to fraction form
   42,352.13/56,461.83 = 56,461.83/x
3. Step 3: Cross multiply
   42,352.13x = 56,461.83 × 56,461.83
4. Step 4: Simplify right side
   42,352.13x = 3,187,938,035.22
5. Step 5: Solve for x
   x = 3,187,938,035.22/42,352.13
6. Step 6: Final answer
   x = 75,272.21