Finding the Fourth Proportional to 6,697,991.60, 9,243,123 and 3,642,179.12

Step by Step Solution

1. Step 1: Write the proportion equation
   6,697,991.60 : 9,243,123 = 3,642,179.12 : x
2. Step 2: Convert to fraction form
   6,697,991.60/9,243,123 = 3,642,179.12/x
3. Step 3: Cross multiply
   6,697,991.60x = 9,243,123 × 3,642,179.12
4. Step 4: Simplify right side
   6,697,991.60x = 33,665,109,594,191.76
5. Step 5: Solve for x
   x = 33,665,109,594,191.76/6,697,991.60
6. Step 6: Final answer
   x = 5,026,149.87