Finding the Third Proportional to 52,632 and 78,699

Step by Step Solution

1. Step 1: Write the proportion equation
   52,632 : 78,699 = 78,699 : x
2. Step 2: Convert to fraction form
   52,632/78,699 = 78,699/x
3. Step 3: Cross multiply
   52,632x = 78,699 × 78,699
4. Step 4: Simplify right side
   52,632x = 6,193,532,601
5. Step 5: Solve for x
   x = 6,193,532,601/52,632
6. Step 6: Final answer
   x = 117,676.18