Finding the Fourth Proportional to 2,139,467.72, 2,952,029.13 and 1,267,918.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,139,467.72 : 2,952,029.13 = 1,267,918.25 : x
2. Step 2: Convert to fraction form
   2,139,467.72/2,952,029.13 = 1,267,918.25/x
3. Step 3: Cross multiply
   2,139,467.72x = 2,952,029.13 × 1,267,918.25
4. Step 4: Simplify right side
   2,139,467.72x = 3,742,931,611,084.00
5. Step 5: Solve for x
   x = 3,742,931,611,084.00/2,139,467.72
6. Step 6: Final answer
   x = 1,749,468.60