Finding the Third Proportional to 57,300 and 74,869.50

Step by Step Solution

1. Step 1: Write the proportion equation
   57,300 : 74,869.50 = 74,869.50 : x
2. Step 2: Convert to fraction form
   57,300/74,869.50 = 74,869.50/x
3. Step 3: Cross multiply
   57,300x = 74,869.50 × 74,869.50
4. Step 4: Simplify right side
   57,300x = 5,605,442,030.25
5. Step 5: Solve for x
   x = 5,605,442,030.25/57,300
6. Step 6: Final answer
   x = 97,826.21