Finding the Fourth Proportional to 38,326,196.15, 52,890,365.50 and 21,806,320.37

Step by Step Solution

1. Step 1: Write the proportion equation
   38,326,196.15 : 52,890,365.50 = 21,806,320.37 : x
2. Step 2: Convert to fraction form
   38,326,196.15/52,890,365.50 = 21,806,320.37/x
3. Step 3: Cross multiply
   38,326,196.15x = 52,890,365.50 × 21,806,320.37
4. Step 4: Simplify right side
   38,326,196.15x = 1,153,344,254,260,427.50
5. Step 5: Solve for x
   x = 1,153,344,254,260,427.50/38,326,196.15
6. Step 6: Final answer
   x = 30,092,844.33