Finding the Third Proportional to 58,440 and 83,281.50

Step by Step Solution

1. Step 1: Write the proportion equation
   58,440 : 83,281.50 = 83,281.50 : x
2. Step 2: Convert to fraction form
   58,440/83,281.50 = 83,281.50/x
3. Step 3: Cross multiply
   58,440x = 83,281.50 × 83,281.50
4. Step 4: Simplify right side
   58,440x = 6,935,808,242.25
5. Step 5: Solve for x
   x = 6,935,808,242.25/58,440
6. Step 6: Final answer
   x = 118,682.55