Finding the Fourth Proportional to 9,795,784.61, 13,517,837.98 and 5,385,478.14

Step by Step Solution

1. Step 1: Write the proportion equation
   9,795,784.61 : 13,517,837.98 = 5,385,478.14 : x
2. Step 2: Convert to fraction form
   9,795,784.61/13,517,837.98 = 5,385,478.14/x
3. Step 3: Cross multiply
   9,795,784.61x = 13,517,837.98 × 5,385,478.14
4. Step 4: Simplify right side
   9,795,784.61x = 72,800,020,941,351.75
5. Step 5: Solve for x
   x = 72,800,020,941,351.75/9,795,784.61
6. Step 6: Final answer
   x = 7,431,770.28