Finding the Fourth Proportional to 37,907,762.89, 56,861,810.91 and 12,000,191.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,907,762.89 : 56,861,810.91 = 12,000,191.50 : x
2. Step 2: Convert to fraction form
   37,907,762.89/56,861,810.91 = 12,000,191.50/x
3. Step 3: Cross multiply
   37,907,762.89x = 56,861,810.91 × 12,000,191.50
4. Step 4: Simplify right side
   37,907,762.89x = 682,352,619,956,789.25
5. Step 5: Solve for x
   x = 682,352,619,956,789.25/37,907,762.89
6. Step 6: Final answer
   x = 18,000,339.98