Finding the Fourth Proportional to 12,123,426.52, 18,188,551.50 and 5,300,598.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,123,426.52 : 18,188,551.50 = 5,300,598.88 : x
2. Step 2: Convert to fraction form
   12,123,426.52/18,188,551.50 = 5,300,598.88/x
3. Step 3: Cross multiply
   12,123,426.52x = 18,188,551.50 × 5,300,598.88
4. Step 4: Simplify right side
   12,123,426.52x = 96,410,215,709,722.31
5. Step 5: Solve for x
   x = 96,410,215,709,722.31/12,123,426.52
6. Step 6: Final answer
   x = 7,952,389.99