Finding the Third Proportional to 52,989 and 74,275.50

Step by Step Solution

1. Step 1: Write the proportion equation
   52,989 : 74,275.50 = 74,275.50 : x
2. Step 2: Convert to fraction form
   52,989/74,275.50 = 74,275.50/x
3. Step 3: Cross multiply
   52,989x = 74,275.50 × 74,275.50
4. Step 4: Simplify right side
   52,989x = 5,516,849,900.25
5. Step 5: Solve for x
   x = 5,516,849,900.25/52,989
6. Step 6: Final answer
   x = 104,113.12