Finding the Fourth Proportional to 100,931,556.04, 139,285,671.59 and 54,521,810.42

Step by Step Solution

1. Step 1: Write the proportion equation
   100,931,556.04 : 139,285,671.59 = 54,521,810.42 : x
2. Step 2: Convert to fraction form
   100,931,556.04/139,285,671.59 = 54,521,810.42/x
3. Step 3: Cross multiply
   100,931,556.04x = 139,285,671.59 × 54,521,810.42
4. Step 4: Simplify right side
   100,931,556.04x = 7,594,106,980,092,236
5. Step 5: Solve for x
   x = 7,594,106,980,092,236/100,931,556.04
6. Step 6: Final answer
   x = 75,240,165.50