Finding the Fourth Proportional to 10,362,491.39, 15,536,060.72 and 4,966,003.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,362,491.39 : 15,536,060.72 = 4,966,003.28 : x
2. Step 2: Convert to fraction form
   10,362,491.39/15,536,060.72 = 4,966,003.28/x
3. Step 3: Cross multiply
   10,362,491.39x = 15,536,060.72 × 4,966,003.28
4. Step 4: Simplify right side
   10,362,491.39x = 77,152,128,526,431.81
5. Step 5: Solve for x
   x = 77,152,128,526,431.81/10,362,491.39
6. Step 6: Final answer
   x = 7,445,326.19