Finding the Fourth Proportional to 5,271,472.16, 7,274,648.61 and 2,948,404.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,271,472.16 : 7,274,648.61 = 2,948,404.50 : x
2. Step 2: Convert to fraction form
   5,271,472.16/7,274,648.61 = 2,948,404.50/x
3. Step 3: Cross multiply
   5,271,472.16x = 7,274,648.61 × 2,948,404.50
4. Step 4: Simplify right side
   5,271,472.16x = 21,448,606,697,642.75
5. Step 5: Solve for x
   x = 21,448,606,697,642.75/5,271,472.16
6. Step 6: Final answer
   x = 4,068,807.73