Finding the Fourth Proportional to 4,318,196.64, 6,477,303.15 and 1,123,317.69

Step by Step Solution

1. Step 1: Write the proportion equation
   4,318,196.64 : 6,477,303.15 = 1,123,317.69 : x
2. Step 2: Convert to fraction form
   4,318,196.64/6,477,303.15 = 1,123,317.69/x
3. Step 3: Cross multiply
   4,318,196.64x = 6,477,303.15 × 1,123,317.69
4. Step 4: Simplify right side
   4,318,196.64x = 7,276,069,211,887.72
5. Step 5: Solve for x
   x = 7,276,069,211,887.72/4,318,196.64
6. Step 6: Final answer
   x = 1,684,978.67