Finding the Fourth Proportional to 37,691,085.16, 56,545,647.90 and 12,134,483.56

Step by Step Solution

1. Step 1: Write the proportion equation
   37,691,085.16 : 56,545,647.90 = 12,134,483.56 : x
2. Step 2: Convert to fraction form
   37,691,085.16/56,545,647.90 = 12,134,483.56/x
3. Step 3: Cross multiply
   37,691,085.16x = 56,545,647.90 × 12,134,483.56
4. Step 4: Simplify right side
   37,691,085.16x = 686,152,234,832,098.50
5. Step 5: Solve for x
   x = 686,152,234,832,098.50/37,691,085.16
6. Step 6: Final answer
   x = 18,204,629.34