Finding the Fourth Proportional to 71,773.93, 99,184.67 and 53,837.80

Step by Step Solution

1. Step 1: Write the proportion equation
   71,773.93 : 99,184.67 = 53,837.80 : x
2. Step 2: Convert to fraction form
   71,773.93/99,184.67 = 53,837.80/x
3. Step 3: Cross multiply
   71,773.93x = 99,184.67 × 53,837.80
4. Step 4: Simplify right side
   71,773.93x = 5,339,884,111.27
5. Step 5: Solve for x
   x = 5,339,884,111.27/71,773.93
6. Step 6: Final answer
   x = 74,398.66