Finding the Fourth Proportional to 2,265,803.16, 3,126,442.50 and 1,298,755.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,265,803.16 : 3,126,442.50 = 1,298,755.50 : x
2. Step 2: Convert to fraction form
   2,265,803.16/3,126,442.50 = 1,298,755.50/x
3. Step 3: Cross multiply
   2,265,803.16x = 3,126,442.50 × 1,298,755.50
4. Step 4: Simplify right side
   2,265,803.16x = 4,060,484,392,308.75
5. Step 5: Solve for x
   x = 4,060,484,392,308.75/2,265,803.16
6. Step 6: Final answer
   x = 1,792,072.88