Finding the Fourth Proportional to 13,677,928.32, 18,875,554.56 and 7,566,769.92

Step by Step Solution

1. Step 1: Write the proportion equation
   13,677,928.32 : 18,875,554.56 = 7,566,769.92 : x
2. Step 2: Convert to fraction form
   13,677,928.32/18,875,554.56 = 7,566,769.92/x
3. Step 3: Cross multiply
   13,677,928.32x = 18,875,554.56 × 7,566,769.92
4. Step 4: Simplify right side
   13,677,928.32x = 142,826,978,467,926.81
5. Step 5: Solve for x
   x = 142,826,978,467,926.81/13,677,928.32
6. Step 6: Final answer
   x = 10,442,149.95