Finding the Fourth Proportional to 83,136, 114,728.31 and 45,410.25

Step by Step Solution

1. Step 1: Write the proportion equation
   83,136 : 114,728.31 = 45,410.25 : x
2. Step 2: Convert to fraction form
   83,136/114,728.31 = 45,410.25/x
3. Step 3: Cross multiply
   83,136x = 114,728.31 × 45,410.25
4. Step 4: Simplify right side
   83,136x = 5,209,841,239.18
5. Step 5: Solve for x
   x = 5,209,841,239.18/83,136
6. Step 6: Final answer
   x = 62,666.49