Finding the Fourth Proportional to 13,557,925.56, 20,337,588.18 and 3,460,634.04

Step by Step Solution

1. Step 1: Write the proportion equation
   13,557,925.56 : 20,337,588.18 = 3,460,634.04 : x
2. Step 2: Convert to fraction form
   13,557,925.56/20,337,588.18 = 3,460,634.04/x
3. Step 3: Cross multiply
   13,557,925.56x = 20,337,588.18 × 3,460,634.04
4. Step 4: Simplify right side
   13,557,925.56x = 70,380,949,947,209.64
5. Step 5: Solve for x
   x = 70,380,949,947,209.64/13,557,925.56
6. Step 6: Final answer
   x = 5,191,129.69