Finding the Fourth Proportional to 72,004.26, 99,384.10 and 42,963.86

Step by Step Solution

1. Step 1: Write the proportion equation
   72,004.26 : 99,384.10 = 42,963.86 : x
2. Step 2: Convert to fraction form
   72,004.26/99,384.10 = 42,963.86/x
3. Step 3: Cross multiply
   72,004.26x = 99,384.10 × 42,963.86
4. Step 4: Simplify right side
   72,004.26x = 4,269,924,558.63
5. Step 5: Solve for x
   x = 4,269,924,558.63/72,004.26
6. Step 6: Final answer
   x = 59,301.00