Finding the Fourth Proportional to 2,147,681.37, 2,963,623.86 and 1,264,490.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,147,681.37 : 2,963,623.86 = 1,264,490.13 : x
2. Step 2: Convert to fraction form
   2,147,681.37/2,963,623.86 = 1,264,490.13/x
3. Step 3: Cross multiply
   2,147,681.37x = 2,963,623.86 × 1,264,490.13
4. Step 4: Simplify right side
   2,147,681.37x = 3,747,473,120,002.50
5. Step 5: Solve for x
   x = 3,747,473,120,002.50/2,147,681.37
6. Step 6: Final answer
   x = 1,744,892.50