Finding the Third Proportional to 28,386 and 61,102.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,386 : 61,102.50 = 61,102.50 : x
2. Step 2: Convert to fraction form
   28,386/61,102.50 = 61,102.50/x
3. Step 3: Cross multiply
   28,386x = 61,102.50 × 61,102.50
4. Step 4: Simplify right side
   28,386x = 3,733,515,506.25
5. Step 5: Solve for x
   x = 3,733,515,506.25/28,386
6. Step 6: Final answer
   x = 131,526.65