Finding the Fourth Proportional to 60,706.47, 91,100.61 and 21,263.94

Step by Step Solution

1. Step 1: Write the proportion equation
   60,706.47 : 91,100.61 = 21,263.94 : x
2. Step 2: Convert to fraction form
   60,706.47/91,100.61 = 21,263.94/x
3. Step 3: Cross multiply
   60,706.47x = 91,100.61 × 21,263.94
4. Step 4: Simplify right side
   60,706.47x = 1,937,157,905.00
5. Step 5: Solve for x
   x = 1,937,157,905.00/60,706.47
6. Step 6: Final answer
   x = 31,910.24