Finding the Fourth Proportional to 21,333,426.84, 31,999,804.92 and 5,159,269.08

Step by Step Solution

1. Step 1: Write the proportion equation
   21,333,426.84 : 31,999,804.92 = 5,159,269.08 : x
2. Step 2: Convert to fraction form
   21,333,426.84/31,999,804.92 = 5,159,269.08/x
3. Step 3: Cross multiply
   21,333,426.84x = 31,999,804.92 × 5,159,269.08
4. Step 4: Simplify right side
   21,333,426.84x = 165,095,604,089,787.88
5. Step 5: Solve for x
   x = 165,095,604,089,787.88/21,333,426.84
6. Step 6: Final answer
   x = 7,738,822.52