Finding the Fourth Proportional to 12,254,728.55, 18,384,822.52 and 3,735,728.51

Step by Step Solution

1. Step 1: Write the proportion equation
   12,254,728.55 : 18,384,822.52 = 3,735,728.51 : x
2. Step 2: Convert to fraction form
   12,254,728.55/18,384,822.52 = 3,735,728.51/x
3. Step 3: Cross multiply
   12,254,728.55x = 18,384,822.52 × 3,735,728.51
4. Step 4: Simplify right side
   12,254,728.55x = 68,680,705,537,990.60
5. Step 5: Solve for x
   x = 68,680,705,537,990.60/12,254,728.55
6. Step 6: Final answer
   x = 5,604,424.88