Finding the Fourth Proportional to 9,535,868.78, 13,159,663.25 and 5,184,984.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,535,868.78 : 13,159,663.25 = 5,184,984.42 : x
2. Step 2: Convert to fraction form
   9,535,868.78/13,159,663.25 = 5,184,984.42/x
3. Step 3: Cross multiply
   9,535,868.78x = 13,159,663.25 × 5,184,984.42
4. Step 4: Simplify right side
   9,535,868.78x = 68,232,648,897,771.64
5. Step 5: Solve for x
   x = 68,232,648,897,771.64/9,535,868.78
6. Step 6: Final answer
   x = 7,155,367.85