Finding the Fourth Proportional to 37,956,338.52, 52,379,818.41 and 21,211,078.17

Step by Step Solution

1. Step 1: Write the proportion equation
   37,956,338.52 : 52,379,818.41 = 21,211,078.17 : x
2. Step 2: Convert to fraction form
   37,956,338.52/52,379,818.41 = 21,211,078.17/x
3. Step 3: Cross multiply
   37,956,338.52x = 52,379,818.41 × 21,211,078.17
4. Step 4: Simplify right side
   37,956,338.52x = 1,111,032,422,824,915.12
5. Step 5: Solve for x
   x = 1,111,032,422,824,915.12/37,956,338.52
6. Step 6: Final answer
   x = 29,271,327.69