Finding the Fourth Proportional to 9,271,801.69, 12,795,123.08 and 5,142,216.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,271,801.69 : 12,795,123.08 = 5,142,216.56 : x
2. Step 2: Convert to fraction form
   9,271,801.69/12,795,123.08 = 5,142,216.56/x
3. Step 3: Cross multiply
   9,271,801.69x = 12,795,123.08 × 5,142,216.56
4. Step 4: Simplify right side
   9,271,801.69x = 65,795,293,738,094.12
5. Step 5: Solve for x
   x = 65,795,293,738,094.12/9,271,801.69
6. Step 6: Final answer
   x = 7,096,279.23