Finding the Fourth Proportional to 59,953.72, 89,948.58 and 28,387.84

Step by Step Solution

1. Step 1: Write the proportion equation
   59,953.72 : 89,948.58 = 28,387.84 : x
2. Step 2: Convert to fraction form
   59,953.72/89,948.58 = 28,387.84/x
3. Step 3: Cross multiply
   59,953.72x = 89,948.58 × 28,387.84
4. Step 4: Simplify right side
   59,953.72x = 2,553,445,897.27
5. Step 5: Solve for x
   x = 2,553,445,897.27/59,953.72
6. Step 6: Final answer
   x = 42,590.28