Finding the Fourth Proportional to 10,196,861.54, 15,295,454.50 and 5,676,641.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,196,861.54 : 15,295,454.50 = 5,676,641.06 : x
2. Step 2: Convert to fraction form
   10,196,861.54/15,295,454.50 = 5,676,641.06/x
3. Step 3: Cross multiply
   10,196,861.54x = 15,295,454.50 × 5,676,641.06
4. Step 4: Simplify right side
   10,196,861.54x = 86,826,805,046,061.77
5. Step 5: Solve for x
   x = 86,826,805,046,061.77/10,196,861.54
6. Step 6: Final answer
   x = 8,515,051.88