Finding the Fourth Proportional to 53,189.31, 73,404.53 and 29,315.93

Step by Step Solution

1. Step 1: Write the proportion equation
   53,189.31 : 73,404.53 = 29,315.93 : x
2. Step 2: Convert to fraction form
   53,189.31/73,404.53 = 29,315.93/x
3. Step 3: Cross multiply
   53,189.31x = 73,404.53 × 29,315.93
4. Step 4: Simplify right side
   53,189.31x = 2,151,921,659.50
5. Step 5: Solve for x
   x = 2,151,921,659.50/53,189.31
6. Step 6: Final answer
   x = 40,457.79