Finding the Fourth Proportional to 49,983,589.52, 74,978,674.06 and 13,096,382.72

Step by Step Solution

1. Step 1: Write the proportion equation
   49,983,589.52 : 74,978,674.06 = 13,096,382.72 : x
2. Step 2: Convert to fraction form
   49,983,589.52/74,978,674.06 = 13,096,382.72/x
3. Step 3: Cross multiply
   49,983,589.52x = 74,978,674.06 × 13,096,382.72
4. Step 4: Simplify right side
   49,983,589.52x = 981,949,411,482,602
5. Step 5: Solve for x
   x = 981,949,411,482,602/49,983,589.52
6. Step 6: Final answer
   x = 19,645,436.05