Finding the Third Proportional to 56,750.63 and 89,034.19

Step by Step Solution

1. Step 1: Write the proportion equation
   56,750.63 : 89,034.19 = 89,034.19 : x
2. Step 2: Convert to fraction form
   56,750.63/89,034.19 = 89,034.19/x
3. Step 3: Cross multiply
   56,750.63x = 89,034.19 × 89,034.19
4. Step 4: Simplify right side
   56,750.63x = 7,927,086,543.79
5. Step 5: Solve for x
   x = 7,927,086,543.79/56,750.63
6. Step 6: Final answer
   x = 139,682.81