Finding the Fourth Proportional to 13,105,678.42, 19,667,375.04 and 4,586,088.70

Step by Step Solution

1. Step 1: Write the proportion equation
   13,105,678.42 : 19,667,375.04 = 4,586,088.70 : x
2. Step 2: Convert to fraction form
   13,105,678.42/19,667,375.04 = 4,586,088.70/x
3. Step 3: Cross multiply
   13,105,678.42x = 19,667,375.04 × 4,586,088.70
4. Step 4: Simplify right side
   13,105,678.42x = 90,196,326,429,606.05
5. Step 5: Solve for x
   x = 90,196,326,429,606.05/13,105,678.42
6. Step 6: Final answer
   x = 6,882,232.54