Finding the Fourth Proportional to 74,443,561.98, 111,670,650.64 and 19,855,837.86

Step by Step Solution

1. Step 1: Write the proportion equation
   74,443,561.98 : 111,670,650.64 = 19,855,837.86 : x
2. Step 2: Convert to fraction form
   74,443,561.98/111,670,650.64 = 19,855,837.86/x
3. Step 3: Cross multiply
   74,443,561.98x = 111,670,650.64 × 19,855,837.86
4. Step 4: Simplify right side
   74,443,561.98x = 2,217,314,332,828,545.25
5. Step 5: Solve for x
   x = 2,217,314,332,828,545.25/74,443,561.98
6. Step 6: Final answer
   x = 29,785,172.47