Finding the Fourth Proportional to 6,418,404.17, 8,856,088.76 and 3,803,755.76

Step by Step Solution

1. Step 1: Write the proportion equation
   6,418,404.17 : 8,856,088.76 = 3,803,755.76 : x
2. Step 2: Convert to fraction form
   6,418,404.17/8,856,088.76 = 3,803,755.76/x
3. Step 3: Cross multiply
   6,418,404.17x = 8,856,088.76 × 3,803,755.76
4. Step 4: Simplify right side
   6,418,404.17x = 33,686,398,631,921.25
5. Step 5: Solve for x
   x = 33,686,398,631,921.25/6,418,404.17
6. Step 6: Final answer
   x = 5,248,407.20