Finding the Fourth Proportional to 107,215,109.94, 147,583,314.45 and 93,440,392.50

Step by Step Solution

1. Step 1: Write the proportion equation
   107,215,109.94 : 147,583,314.45 = 93,440,392.50 : x
2. Step 2: Convert to fraction form
   107,215,109.94/147,583,314.45 = 93,440,392.50/x
3. Step 3: Cross multiply
   107,215,109.94x = 147,583,314.45 × 93,440,392.50
4. Step 4: Simplify right side
   107,215,109.94x = 13,790,242,828,658,920
5. Step 5: Solve for x
   x = 13,790,242,828,658,920/107,215,109.94
6. Step 6: Final answer
   x = 128,622,195.48