Finding the Fourth Proportional to 42,888.11, 59,053.51 and 38,099.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,888.11 : 59,053.51 = 38,099.72 : x
2. Step 2: Convert to fraction form
   42,888.11/59,053.51 = 38,099.72/x
3. Step 3: Cross multiply
   42,888.11x = 59,053.51 × 38,099.72
4. Step 4: Simplify right side
   42,888.11x = 2,249,922,196.02
5. Step 5: Solve for x
   x = 2,249,922,196.02/42,888.11
6. Step 6: Final answer
   x = 52,460.28