Finding the Fourth Proportional to 38,220,111.96, 52,740,514.61 and 21,473,540.37

Step by Step Solution

1. Step 1: Write the proportion equation
   38,220,111.96 : 52,740,514.61 = 21,473,540.37 : x
2. Step 2: Convert to fraction form
   38,220,111.96/52,740,514.61 = 21,473,540.37/x
3. Step 3: Cross multiply
   38,220,111.96x = 52,740,514.61 × 21,473,540.37
4. Step 4: Simplify right side
   38,220,111.96x = 1,132,525,569,505,042
5. Step 5: Solve for x
   x = 1,132,525,569,505,042/38,220,111.96
6. Step 6: Final answer
   x = 29,631,665.41