Finding the Fourth Proportional to 52,656.04, 72,661.89 and 29,991.70

Step by Step Solution

1. Step 1: Write the proportion equation
   52,656.04 : 72,661.89 = 29,991.70 : x
2. Step 2: Convert to fraction form
   52,656.04/72,661.89 = 29,991.70/x
3. Step 3: Cross multiply
   52,656.04x = 72,661.89 × 29,991.70
4. Step 4: Simplify right side
   52,656.04x = 2,179,253,606.31
5. Step 5: Solve for x
   x = 2,179,253,606.31/52,656.04
6. Step 6: Final answer
   x = 41,386.58