Finding the Fourth Proportional to 7,191,056.74, 9,923,592.72 and 3,927,870.94

Step by Step Solution

1. Step 1: Write the proportion equation
   7,191,056.74 : 9,923,592.72 = 3,927,870.94 : x
2. Step 2: Convert to fraction form
   7,191,056.74/9,923,592.72 = 3,927,870.94/x
3. Step 3: Cross multiply
   7,191,056.74x = 9,923,592.72 × 3,927,870.94
4. Step 4: Simplify right side
   7,191,056.74x = 38,978,591,455,204.09
5. Step 5: Solve for x
   x = 38,978,591,455,204.09/7,191,056.74
6. Step 6: Final answer
   x = 5,420,426.08