Finding the Fourth Proportional to 293,111.82, 439,720.38 and 103,681.98

Step by Step Solution

1. Step 1: Write the proportion equation
   293,111.82 : 439,720.38 = 103,681.98 : x
2. Step 2: Convert to fraction form
   293,111.82/439,720.38 = 103,681.98/x
3. Step 3: Cross multiply
   293,111.82x = 439,720.38 × 103,681.98
4. Step 4: Simplify right side
   293,111.82x = 45,591,079,644.75
5. Step 5: Solve for x
   x = 45,591,079,644.75/293,111.82
6. Step 6: Final answer
   x = 155,541.59