Finding the Fourth Proportional to 12,152,384.10, 18,235,574.55 and 4,584,780.90

Step by Step Solution

1. Step 1: Write the proportion equation
   12,152,384.10 : 18,235,574.55 = 4,584,780.90 : x
2. Step 2: Convert to fraction form
   12,152,384.10/18,235,574.55 = 4,584,780.90/x
3. Step 3: Cross multiply
   12,152,384.10x = 18,235,574.55 × 4,584,780.90
4. Step 4: Simplify right side
   12,152,384.10x = 83,606,113,897,366.11
5. Step 5: Solve for x
   x = 83,606,113,897,366.11/12,152,384.10
6. Step 6: Final answer
   x = 6,879,811.67