Finding the Fourth Proportional to 42,773,033.76, 64,133,928.72 and 13,614,277.92

Step by Step Solution

1. Step 1: Write the proportion equation
   42,773,033.76 : 64,133,928.72 = 13,614,277.92 : x
2. Step 2: Convert to fraction form
   42,773,033.76/64,133,928.72 = 13,614,277.92/x
3. Step 3: Cross multiply
   42,773,033.76x = 64,133,928.72 × 13,614,277.92
4. Step 4: Simplify right side
   42,773,033.76x = 873,137,129,695,549.88
5. Step 5: Solve for x
   x = 873,137,129,695,549.88/42,773,033.76
6. Step 6: Final answer
   x = 20,413,261.65