Finding the Third Proportional to 53,080.31 and 77,430.94

Step by Step Solution

1. Step 1: Write the proportion equation
   53,080.31 : 77,430.94 = 77,430.94 : x
2. Step 2: Convert to fraction form
   53,080.31/77,430.94 = 77,430.94/x
3. Step 3: Cross multiply
   53,080.31x = 77,430.94 × 77,430.94
4. Step 4: Simplify right side
   53,080.31x = 5,995,550,082.13
5. Step 5: Solve for x
   x = 5,995,550,082.13/53,080.31
6. Step 6: Final answer
   x = 112,952.43