Finding the Third Proportional to 61,646.06 and 91,899.56

Step by Step Solution

1. Step 1: Write the proportion equation
   61,646.06 : 91,899.56 = 91,899.56 : x
2. Step 2: Convert to fraction form
   61,646.06/91,899.56 = 91,899.56/x
3. Step 3: Cross multiply
   61,646.06x = 91,899.56 × 91,899.56
4. Step 4: Simplify right side
   61,646.06x = 8,445,529,587.69
5. Step 5: Solve for x
   x = 8,445,529,587.69/61,646.06
6. Step 6: Final answer
   x = 137,000.31