Finding the Fourth Proportional to 22,122,902.33, 33,196,250.79 and 21,317,663.51

Step by Step Solution

1. Step 1: Write the proportion equation
   22,122,902.33 : 33,196,250.79 = 21,317,663.51 : x
2. Step 2: Convert to fraction form
   22,122,902.33/33,196,250.79 = 21,317,663.51/x
3. Step 3: Cross multiply
   22,122,902.33x = 33,196,250.79 × 21,317,663.51
4. Step 4: Simplify right side
   22,122,902.33x = 707,666,503,968,810.38
5. Step 5: Solve for x
   x = 707,666,503,968,810.38/22,122,902.33
6. Step 6: Final answer
   x = 31,987,959.52