Finding the Third Proportional to 75,897.42 and 111,385.55

Step by Step Solution

1. Step 1: Write the proportion equation
   75,897.42 : 111,385.55 = 111,385.55 : x
2. Step 2: Convert to fraction form
   75,897.42/111,385.55 = 111,385.55/x
3. Step 3: Cross multiply
   75,897.42x = 111,385.55 × 111,385.55
4. Step 4: Simplify right side
   75,897.42x = 12,406,740,052.64
5. Step 5: Solve for x
   x = 12,406,740,052.64/75,897.42
6. Step 6: Final answer
   x = 163,467.21