Finding the Third Proportional to 34,931.25 and 52,420.50

Step by Step Solution

1. Step 1: Write the proportion equation
   34,931.25 : 52,420.50 = 52,420.50 : x
2. Step 2: Convert to fraction form
   34,931.25/52,420.50 = 52,420.50/x
3. Step 3: Cross multiply
   34,931.25x = 52,420.50 × 52,420.50
4. Step 4: Simplify right side
   34,931.25x = 2,747,908,820.25
5. Step 5: Solve for x
   x = 2,747,908,820.25/34,931.25
6. Step 6: Final answer
   x = 78,666.20