Finding the Third Proportional to 57,987.56 and 84,904.88

Step by Step Solution

1. Step 1: Write the proportion equation
   57,987.56 : 84,904.88 = 84,904.88 : x
2. Step 2: Convert to fraction form
   57,987.56/84,904.88 = 84,904.88/x
3. Step 3: Cross multiply
   57,987.56x = 84,904.88 × 84,904.88
4. Step 4: Simplify right side
   57,987.56x = 7,208,837,798.77
5. Step 5: Solve for x
   x = 7,208,837,798.77/57,987.56
6. Step 6: Final answer
   x = 124,316.97