Finding the Fourth Proportional to 152,983,776.12, 211,111,468.20 and 83,367,673.28

Step by Step Solution

1. Step 1: Write the proportion equation
   152,983,776.12 : 211,111,468.20 = 83,367,673.28 : x
2. Step 2: Convert to fraction form
   152,983,776.12/211,111,468.20 = 83,367,673.28/x
3. Step 3: Cross multiply
   152,983,776.12x = 211,111,468.20 × 83,367,673.28
4. Step 4: Simplify right side
   152,983,776.12x = 17,599,871,906,558,708
5. Step 5: Solve for x
   x = 17,599,871,906,558,708/152,983,776.12
6. Step 6: Final answer
   x = 115,044,041.62