Finding the Fourth Proportional to 37,931,562.72, 52,345,552.86 and 20,527,911.36

Step by Step Solution

1. Step 1: Write the proportion equation
   37,931,562.72 : 52,345,552.86 = 20,527,911.36 : x
2. Step 2: Convert to fraction form
   37,931,562.72/52,345,552.86 = 20,527,911.36/x
3. Step 3: Cross multiply
   37,931,562.72x = 52,345,552.86 × 20,527,911.36
4. Step 4: Simplify right side
   37,931,562.72x = 1,074,544,869,200,274.50
5. Step 5: Solve for x
   x = 1,074,544,869,200,274.50/37,931,562.72
6. Step 6: Final answer
   x = 28,328,515.68