Finding the Fourth Proportional to 28,638,560.43, 42,901,153.34 and 25,048,381.23

Step by Step Solution

1. Step 1: Write the proportion equation
   28,638,560.43 : 42,901,153.34 = 25,048,381.23 : x
2. Step 2: Convert to fraction form
   28,638,560.43/42,901,153.34 = 25,048,381.23/x
3. Step 3: Cross multiply
   28,638,560.43x = 42,901,153.34 × 25,048,381.23
4. Step 4: Simplify right side
   28,638,560.43x = 1,074,604,443,941,766
5. Step 5: Solve for x
   x = 1,074,604,443,941,766/28,638,560.43
6. Step 6: Final answer
   x = 37,522,990.95