Finding the Third Proportional to 42,731.93 and 63,858.69

Step by Step Solution

1. Step 1: Write the proportion equation
   42,731.93 : 63,858.69 = 63,858.69 : x
2. Step 2: Convert to fraction form
   42,731.93/63,858.69 = 63,858.69/x
3. Step 3: Cross multiply
   42,731.93x = 63,858.69 × 63,858.69
4. Step 4: Simplify right side
   42,731.93x = 4,077,932,468.12
5. Step 5: Solve for x
   x = 4,077,932,468.12/42,731.93
6. Step 6: Final answer
   x = 95,430.57