Finding the Fourth Proportional to 129,764,713.72, 194,622,264.18 and 38,888,302.72

Step by Step Solution

1. Step 1: Write the proportion equation
   129,764,713.72 : 194,622,264.18 = 38,888,302.72 : x
2. Step 2: Convert to fraction form
   129,764,713.72/194,622,264.18 = 38,888,302.72/x
3. Step 3: Cross multiply
   129,764,713.72x = 194,622,264.18 × 38,888,302.72
4. Step 4: Simplify right side
   129,764,713.72x = 7,568,529,525,483,653
5. Step 5: Solve for x
   x = 7,568,529,525,483,653/129,764,713.72
6. Step 6: Final answer
   x = 58,325,020.02