Finding the Fourth Proportional to 8,640,756.56, 12,961,088.10 and 3,523,166.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,640,756.56 : 12,961,088.10 = 3,523,166.72 : x
2. Step 2: Convert to fraction form
   8,640,756.56/12,961,088.10 = 3,523,166.72/x
3. Step 3: Cross multiply
   8,640,756.56x = 12,961,088.10 × 3,523,166.72
4. Step 4: Simplify right side
   8,640,756.56x = 45,664,074,248,908.03
5. Step 5: Solve for x
   x = 45,664,074,248,908.03/8,640,756.56
6. Step 6: Final answer
   x = 5,284,731.02