Finding the Fourth Proportional to 3,520,019.99, 5,271,098.78 and 2,949,901.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,520,019.99 : 5,271,098.78 = 2,949,901.89 : x
2. Step 2: Convert to fraction form
   3,520,019.99/5,271,098.78 = 2,949,901.89/x
3. Step 3: Cross multiply
   3,520,019.99x = 5,271,098.78 × 2,949,901.89
4. Step 4: Simplify right side
   3,520,019.99x = 15,549,224,238,749.19
5. Step 5: Solve for x
   x = 15,549,224,238,749.19/3,520,019.99
6. Step 6: Final answer
   x = 4,417,368.17