Finding the Fourth Proportional to 2,641,162.50, 3,963,094.92 and 1,257,862.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,641,162.50 : 3,963,094.92 = 1,257,862.50 : x
2. Step 2: Convert to fraction form
   2,641,162.50/3,963,094.92 = 1,257,862.50/x
3. Step 3: Cross multiply
   2,641,162.50x = 3,963,094.92 × 1,257,862.50
4. Step 4: Simplify right side
   2,641,162.50x = 4,985,028,483,808.50
5. Step 5: Solve for x
   x = 4,985,028,483,808.50/2,641,162.50
6. Step 6: Final answer
   x = 1,887,437.25