Finding the Fourth Proportional to 108,584,695.30, 149,845,823.76 and 80,831,516.26

Step by Step Solution

1. Step 1: Write the proportion equation
   108,584,695.30 : 149,845,823.76 = 80,831,516.26 : x
2. Step 2: Convert to fraction form
   108,584,695.30/149,845,823.76 = 80,831,516.26/x
3. Step 3: Cross multiply
   108,584,695.30x = 149,845,823.76 × 80,831,516.26
4. Step 4: Simplify right side
   108,584,695.30x = 12,112,265,139,749,534
5. Step 5: Solve for x
   x = 12,112,265,139,749,534/108,584,695.30
6. Step 6: Final answer
   x = 111,546,706.53