Finding the Fourth Proportional to 140,423,085.10, 193,766,878.54 and 80,903,852.76

Step by Step Solution

1. Step 1: Write the proportion equation
   140,423,085.10 : 193,766,878.54 = 80,903,852.76 : x
2. Step 2: Convert to fraction form
   140,423,085.10/193,766,878.54 = 80,903,852.76/x
3. Step 3: Cross multiply
   140,423,085.10x = 193,766,878.54 × 80,903,852.76
4. Step 4: Simplify right side
   140,423,085.10x = 15,676,487,011,164,964
5. Step 5: Solve for x
   x = 15,676,487,011,164,964/140,423,085.10
6. Step 6: Final answer
   x = 111,637,534.53