Finding the Fourth Proportional to 77,493.99, 106,945.25 and 43,038.86

Step by Step Solution

1. Step 1: Write the proportion equation
   77,493.99 : 106,945.25 = 43,038.86 : x
2. Step 2: Convert to fraction form
   77,493.99/106,945.25 = 43,038.86/x
3. Step 3: Cross multiply
   77,493.99x = 106,945.25 × 43,038.86
4. Step 4: Simplify right side
   77,493.99x = 4,602,801,789.80
5. Step 5: Solve for x
   x = 4,602,801,789.80/77,493.99
6. Step 6: Final answer
   x = 59,395.59