Finding the Fourth Proportional to 11,801,641.47, 16,281,945.08 and 7,152,072.28

Step by Step Solution

1. Step 1: Write the proportion equation
   11,801,641.47 : 16,281,945.08 = 7,152,072.28 : x
2. Step 2: Convert to fraction form
   11,801,641.47/16,281,945.08 = 7,152,072.28/x
3. Step 3: Cross multiply
   11,801,641.47x = 16,281,945.08 × 7,152,072.28
4. Step 4: Simplify right side
   11,801,641.47x = 116,449,648,071,150.39
5. Step 5: Solve for x
   x = 116,449,648,071,150.39/11,801,641.47
6. Step 6: Final answer
   x = 9,867,241.63