Finding the Fourth Proportional to 141,076,619.19, 194,686,185.56 and 78,352,705.86

Step by Step Solution

1. Step 1: Write the proportion equation
   141,076,619.19 : 194,686,185.56 = 78,352,705.86 : x
2. Step 2: Convert to fraction form
   141,076,619.19/194,686,185.56 = 78,352,705.86/x
3. Step 3: Cross multiply
   141,076,619.19x = 194,686,185.56 × 78,352,705.86
4. Step 4: Simplify right side
   141,076,619.19x = 15,254,189,431,066,224
5. Step 5: Solve for x
   x = 15,254,189,431,066,224/141,076,619.19
6. Step 6: Final answer
   x = 108,126,984.60