Finding the Fourth Proportional to 7,216,615.48, 9,958,928.72 and 4,316,006.28

Step by Step Solution

1. Step 1: Write the proportion equation
   7,216,615.48 : 9,958,928.72 = 4,316,006.28 : x
2. Step 2: Convert to fraction form
   7,216,615.48/9,958,928.72 = 4,316,006.28/x
3. Step 3: Cross multiply
   7,216,615.48x = 9,958,928.72 × 4,316,006.28
4. Step 4: Simplify right side
   7,216,615.48x = 42,982,798,897,592.37
5. Step 5: Solve for x
   x = 42,982,798,897,592.37/7,216,615.48
6. Step 6: Final answer
   x = 5,956,088.28