Finding the Fourth Proportional to 9,359,560.68, 12,916,279.20 and 5,492,146.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,359,560.68 : 12,916,279.20 = 5,492,146.28 : x
2. Step 2: Convert to fraction form
   9,359,560.68/12,916,279.20 = 5,492,146.28/x
3. Step 3: Cross multiply
   9,359,560.68x = 12,916,279.20 × 5,492,146.28
4. Step 4: Simplify right side
   9,359,560.68x = 70,938,094,759,721.38
5. Step 5: Solve for x
   x = 70,938,094,759,721.38/9,359,560.68
6. Step 6: Final answer
   x = 7,579,212.01