Finding the Fourth Proportional to 37,006,520.39, 55,513,498.49 and 12,742,236.53

Step by Step Solution

1. Step 1: Write the proportion equation
   37,006,520.39 : 55,513,498.49 = 12,742,236.53 : x
2. Step 2: Convert to fraction form
   37,006,520.39/55,513,498.49 = 12,742,236.53/x
3. Step 3: Cross multiply
   37,006,520.39x = 55,513,498.49 × 12,742,236.53
4. Step 4: Simplify right side
   37,006,520.39x = 707,366,128,026,099.12
5. Step 5: Solve for x
   x = 707,366,128,026,099.12/37,006,520.39
6. Step 6: Final answer
   x = 19,114,634.95