Finding the Fourth Proportional to 66,003,039.98, 91,076,807.67 and 36,635,610.50

Step by Step Solution

1. Step 1: Write the proportion equation
   66,003,039.98 : 91,076,807.67 = 36,635,610.50 : x
2. Step 2: Convert to fraction form
   66,003,039.98/91,076,807.67 = 36,635,610.50/x
3. Step 3: Cross multiply
   66,003,039.98x = 91,076,807.67 × 36,635,610.50
4. Step 4: Simplify right side
   66,003,039.98x = 3,336,654,451,381,532.50
5. Step 5: Solve for x
   x = 3,336,654,451,381,532.50/66,003,039.98
6. Step 6: Final answer
   x = 50,553,041.99