Finding the Third Proportional to 66,345.75 and 97,561.13

Step by Step Solution

1. Step 1: Write the proportion equation
   66,345.75 : 97,561.13 = 97,561.13 : x
2. Step 2: Convert to fraction form
   66,345.75/97,561.13 = 97,561.13/x
3. Step 3: Cross multiply
   66,345.75x = 97,561.13 × 97,561.13
4. Step 4: Simplify right side
   66,345.75x = 9,518,173,111.27
5. Step 5: Solve for x
   x = 9,518,173,111.27/66,345.75
6. Step 6: Final answer
   x = 143,463.19