Finding the Fourth Proportional to 111,893,764.86, 153,295,004.71 and 107,700,017.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,893,764.86 : 153,295,004.71 = 107,700,017.50 : x
2. Step 2: Convert to fraction form
   111,893,764.86/153,295,004.71 = 107,700,017.50/x
3. Step 3: Cross multiply
   111,893,764.86x = 153,295,004.71 × 107,700,017.50
4. Step 4: Simplify right side
   111,893,764.86x = 16,509,874,689,929,584
5. Step 5: Solve for x
   x = 16,509,874,689,929,584/111,893,764.86
6. Step 6: Final answer
   x = 147,549,550.33