Finding the Fourth Proportional to 70,011.95, 105,031.59 and 22,638.79

Step by Step Solution

1. Step 1: Write the proportion equation
   70,011.95 : 105,031.59 = 22,638.79 : x
2. Step 2: Convert to fraction form
   70,011.95/105,031.59 = 22,638.79/x
3. Step 3: Cross multiply
   70,011.95x = 105,031.59 × 22,638.79
4. Step 4: Simplify right side
   70,011.95x = 2,377,788,155.77
5. Step 5: Solve for x
   x = 2,377,788,155.77/70,011.95
6. Step 6: Final answer
   x = 33,962.61