Finding the Fourth Proportional to 19,233,778.37, 28,856,061.25 and 7,727,325.60

Step by Step Solution

1. Step 1: Write the proportion equation
   19,233,778.37 : 28,856,061.25 = 7,727,325.60 : x
2. Step 2: Convert to fraction form
   19,233,778.37/28,856,061.25 = 7,727,325.60/x
3. Step 3: Cross multiply
   19,233,778.37x = 28,856,061.25 × 7,727,325.60
4. Step 4: Simplify right side
   19,233,778.37x = 222,980,180,773,656.38
5. Step 5: Solve for x
   x = 222,980,180,773,656.38/19,233,778.37
6. Step 6: Final answer
   x = 11,593,155.36