Finding the Fourth Proportional to 118,928,360.21, 164,191,501.15 and 74,913,088.01

Step by Step Solution

1. Step 1: Write the proportion equation
   118,928,360.21 : 164,191,501.15 = 74,913,088.01 : x
2. Step 2: Convert to fraction form
   118,928,360.21/164,191,501.15 = 74,913,088.01/x
3. Step 3: Cross multiply
   118,928,360.21x = 164,191,501.15 × 74,913,088.01
4. Step 4: Simplify right side
   118,928,360.21x = 12,300,092,376,143,968
5. Step 5: Solve for x
   x = 12,300,092,376,143,968/118,928,360.21
6. Step 6: Final answer
   x = 103,424,383.84