Finding the Fourth Proportional to 3,931,488.29, 5,427,127.78 and 2,643,076.00

Step by Step Solution

1. Step 1: Write the proportion equation
   3,931,488.29 : 5,427,127.78 = 2,643,076.00 : x
2. Step 2: Convert to fraction form
   3,931,488.29/5,427,127.78 = 2,643,076.00/x
3. Step 3: Cross multiply
   3,931,488.29x = 5,427,127.78 × 2,643,076.00
4. Step 4: Simplify right side
   3,931,488.29x = 14,344,311,184,427.50
5. Step 5: Solve for x
   x = 14,344,311,184,427.50/3,931,488.29
6. Step 6: Final answer
   x = 3,648,570.24