Finding the Third Proportional to 42,136.13 and 92,143.31

Step by Step Solution

1. Step 1: Write the proportion equation
   42,136.13 : 92,143.31 = 92,143.31 : x
2. Step 2: Convert to fraction form
   42,136.13/92,143.31 = 92,143.31/x
3. Step 3: Cross multiply
   42,136.13x = 92,143.31 × 92,143.31
4. Step 4: Simplify right side
   42,136.13x = 8,490,390,038.47
5. Step 5: Solve for x
   x = 8,490,390,038.47/42,136.13
6. Step 6: Final answer
   x = 201,499.07